#!/usr/bin/python
# Filename: func_doc.py
def printMax(x, y):
    '''Prints the maximum of two numbers.
    
    The two values must be integers.'''
    x = int(x) # convert to integers, if possible
    y = int(y)
    
    if x > y:
        print(x, 'is maximum')
    else:
        print(y, 'is maximum')

printMax(3, 5)
help(printMax)
print(printMax.__doc__)
